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Finding the Fourth Proportional to 148,035.40, 222,053.10 and 85,827.40

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Solution

The fourth proportional to 148,035.40, 222,053.10 and 85,827.40 is: 128,741.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,035.40 : 222,053.10 = 85,827.40 : x
  2. Step 2: Convert to fraction form
    148,035.40/222,053.10 = 85,827.40/x
  3. Step 3: Cross multiply
    148,035.40x = 222,053.10 × 85,827.40
  4. Step 4: Simplify right side
    148,035.40x = 19,058,240,234.94
  5. Step 5: Solve for x
    x = 19,058,240,234.94/148,035.40
  6. Step 6: Final answer
    x = 128,741.10

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